bloeys/gopad
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Correct menu bar+open files from os.Args

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bloeys
2022-02-24 19:28:04 +04:00
parent 6a4b9fd1b3
commit 4570dbddce
3 changed files with 149 additions and 51 deletions
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113
main.go
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@ -4,7 +4,7 @@ import (
"fmt"
"io/fs"
"os"
"path"
"path/filepath"
"github.com/bloeys/nmage/engine"
"github.com/bloeys/nmage/input"
@ -29,7 +29,9 @@ type Gopad struct {
ImGUIInfo nmageimgui.ImguiInfo
Quitting bool
sidebarSize float32
mainMenuBarHeight float32
sidebarWidthFactor float32
sidebarWidthPx float32
CurrDir string
CurrDirContents []fs.DirEntry
@ -46,12 +48,21 @@ type Gopad struct {
//Settings
textSelectionColor imgui.Vec4
editorBgColor imgui.Vec4
//Cache window size
winWidth float32
winHeight float32
}
var ()
func main() {
chdirErr := os.Chdir(filepath.Dir(os.Args[0]))
if chdirErr != nil {
panic(chdirErr.Error())
}
if err := engine.Init(); err != nil {
panic(err)
}
@ -74,7 +85,9 @@ func main() {
editors: []Editor{
{fileName: "**scratch**"},
},
editorToClose: -1,
editorToClose: -1,
sidebarWidthFactor: 0.15,
textSelectionColor: imgui.Vec4{X: 84 / 255.0, Y: 153 / 255.0, Z: 199 / 255.0, W: 0.4},
editorBgColor: imgui.Vec4{X: 0.1, Y: 0.1, Z: 0.1, W: 1},
}
@ -85,6 +98,7 @@ func main() {
func (g *Gopad) Init() {
g.Win.SDLWin.SetTitle("Gopad")
g.Win.EventCallbacks = append(g.Win.EventCallbacks, g.handleWindowEvents)
//Setup font
@ -99,9 +113,28 @@ func (g *Gopad) Init() {
//Sidebar
g.CurrDirContents = getDirContents(g.CurrDir)
w, _ := g.Win.SDLWin.GetSize()
g.sidebarSize = float32(w) * 0.10
w, h := g.Win.SDLWin.GetSize()
g.winWidth = float32(w)
g.winHeight = float32(h)
g.sidebarWidthPx = g.winWidth * g.sidebarWidthFactor
//Read os.Args
for i := 1; i < len(os.Args); i++ {
b, err := os.ReadFile(os.Args[i])
if err != nil {
errMsg := "Error opening file. Error: " + err.Error()
println(errMsg)
continue
}
g.editors = append(g.editors, Editor{
fileName: filepath.Base(os.Args[i]),
filePath: os.Args[i],
fileContents: string(b),
})
}
g.activeEditor = len(g.editors) - 1
}
func (g *Gopad) handleWindowEvents(event sdl.Event) {
@ -112,8 +145,10 @@ func (g *Gopad) handleWindowEvents(event sdl.Event) {
case *sdl.TextInputEvent:
case *sdl.WindowEvent:
if e.Event == sdl.WINDOWEVENT_SIZE_CHANGED {
w, _ := g.Win.SDLWin.GetSize()
g.sidebarSize = float32(w) * 0.15
w, h := g.Win.SDLWin.GetSize()
g.winWidth = float32(w)
g.winHeight = float32(h)
g.sidebarWidthPx = g.winWidth * g.sidebarWidthFactor
}
}
}
@ -154,6 +189,11 @@ func (g *Gopad) Update() {
return
}
g.saveEditor(e)
}
func (g *Gopad) saveEditor(e *Editor) {
if e.fileName == "**scratch**" {
e.isModified = false
return
@ -161,14 +201,14 @@ func (g *Gopad) Update() {
err := os.WriteFile(e.filePath, []byte(e.fileContents), os.ModePerm)
if err != nil {
g.fireError("Failed to save file. Error: " + err.Error())
g.triggerError("Failed to save file. Error: " + err.Error())
return
}
e.isModified = false
}
func (g *Gopad) fireError(errMsg string) {
func (g *Gopad) triggerError(errMsg string) {
imgui.OpenPopup("err")
g.haveErr = true
g.errMsg = errMsg
@ -199,17 +239,42 @@ func (g *Gopad) Render() {
//Global imgui settings
imgui.PushFont(g.mainFont)
g.drawMenubar()
g.drawSidebar()
g.drawEditors()
imgui.PopFont()
}
func (g *Gopad) drawMenubar() {
// imgui.SetNextWindowPos(imgui.Vec2{X: 0, Y: 0})
// imgui.SetNextWindowSize(imgui.Vec2{X: g.winWidth})
// imgui.BeginV("menuBar", nil, imgui.WindowFlagsMenuBar|imgui.WindowFlagsNoCollapse|imgui.WindowFlagsNoTitleBar|imgui.WindowFlagsNoDecoration|imgui.WindowFlagsNoMove|imgui.WindowFlagsNoResize)
shouldCloseMenuBar := imgui.BeginMainMenuBar()
if imgui.BeginMenu("File") {
if imgui.MenuItem("Save") {
g.saveEditor(g.getActiveEditor())
}
imgui.EndMenu()
}
g.mainMenuBarHeight = imgui.WindowHeight()
if shouldCloseMenuBar {
imgui.EndMainMenuBar()
}
// imgui.End()
}
func (g *Gopad) drawSidebar() {
_, h := g.Win.SDLWin.GetSize()
imgui.SetNextWindowPos(imgui.Vec2{X: 0, Y: 0})
imgui.SetNextWindowSize(imgui.Vec2{X: g.sidebarSize, Y: float32(h)})
imgui.SetNextWindowPos(imgui.Vec2{X: 0, Y: g.mainMenuBarHeight})
imgui.SetNextWindowSize(imgui.Vec2{X: g.sidebarWidthPx, Y: g.winHeight - g.mainMenuBarHeight})
imgui.BeginV("sidebar", nil, imgui.WindowFlagsNoCollapse|imgui.WindowFlagsNoDecoration|imgui.WindowFlagsNoMove)
imgui.PushStyleColor(imgui.StyleColorButton, imgui.Vec4{W: 0})
@ -230,20 +295,21 @@ func (g *Gopad) drawSidebar() {
func (g *Gopad) drawEditors() {
//Draw editor area window
w, h := g.Win.SDLWin.GetSize()
imgui.SetNextWindowPos(imgui.Vec2{X: g.sidebarSize, Y: 0})
imgui.SetNextWindowSize(imgui.Vec2{X: float32(w) - g.sidebarSize})
imgui.SetNextWindowPos(imgui.Vec2{X: g.sidebarWidthPx, Y: g.mainMenuBarHeight})
imgui.SetNextWindowSize(imgui.Vec2{X: g.winWidth - g.sidebarWidthPx})
imgui.BeginV("editor", nil, imgui.WindowFlagsNoCollapse|imgui.WindowFlagsNoDecoration|imgui.WindowFlagsNoMove)
//Draw tabs
isEditorsEnabled := imgui.BeginTabBarV("editorTabs", 0)
shouldForceSwitch := g.activeEditor != g.lastActiveEditor
prevActiveEditor := g.activeEditor
for i := 0; i < len(g.editors); i++ {
e := &g.editors[i]
shouldForceSwitch := g.activeEditor == i && g.activeEditor != g.lastActiveEditor
flags := imgui.TabItemFlagsNone
if shouldForceSwitch {
if shouldForceSwitch && g.activeEditor == i {
flags = imgui.TabItemFlagsSetSelected
}
@ -281,15 +347,21 @@ func (g *Gopad) drawEditors() {
imgui.End()
//Draw text area
fullWinSize := imgui.Vec2{X: float32(w) - g.sidebarSize, Y: float32(h) - tabsHeight}
imgui.SetNextWindowPos(imgui.Vec2{X: g.sidebarSize, Y: tabsHeight})
imgui.SetNextWindowPos(imgui.Vec2{X: g.sidebarWidthPx, Y: g.mainMenuBarHeight + tabsHeight})
fullWinSize := imgui.Vec2{X: g.winWidth - g.sidebarWidthPx, Y: g.winHeight - g.mainMenuBarHeight - tabsHeight}
imgui.SetNextWindowSize(fullWinSize)
imgui.BeginV("editorText", nil, imgui.WindowFlagsNoCollapse|imgui.WindowFlagsNoDecoration|imgui.WindowFlagsNoMove)
imgui.PushStyleColor(imgui.StyleColorFrameBg, g.editorBgColor)
imgui.PushStyleColor(imgui.StyleColorTextSelectedBg, g.textSelectionColor)
fullWinSize.Y -= 18
if shouldForceSwitch || prevActiveEditor != g.activeEditor {
imgui.SetKeyboardFocusHereV(1)
}
imgui.InputTextMultilineV("", &g.getActiveEditor().fileContents, fullWinSize, imgui.ImGuiInputTextFlagsCallbackEdit|imgui.InputTextFlagsAllowTabInput, g.textEditCB)
imgui.PopStyleColor()
imgui.PopStyleColor()
imgui.End()
@ -372,7 +444,7 @@ func (g *Gopad) handleFileClick(fPath string) {
}
g.editors = append(g.editors, Editor{
fileName: path.Base(fPath),
fileName: filepath.Base(fPath),
filePath: fPath,
fileContents: string(b),
})
@ -380,7 +452,6 @@ func (g *Gopad) handleFileClick(fPath string) {
}
func (g *Gopad) FrameEnd() {
}
func (g *Gopad) ShouldRun() bool {